Theory American to Mid Bottom Bracket Cup Set - Aluminum - Hot Pink 2-1/4" This is a 26" wheelset

This is a 26" wheelset (one front and one rear)

8mm (1-1/4″)

The rims are TNT M80X double wall and are anodized black in color

Size: 230mm x 130mm

This model fits riders 38”-45” tall

Theory American to Mid Bottom Bracket Cup Set - Aluminum - Hot Pink 2-1/4" This is a 26" wheelsetThe Theory Bottom Bracket Cups allow you to use a mid size sealed bearing bottom bracket in an American size frame. They are made out of anodized 7000 series aluminum. These are made to fit 50. 8mm frames and 41. 2mm OD bearings. Color: Hot Pink Note: This part was colored by anodizing, which is a method of coloring metal. Color differences do occur among manufacturers and even among batches from the same manufacturer. This is not a flaw or